Nutrients Formula of Bangsai Agricultural Center Co., Ltd.
The table shown types and amounts of essential substance.
| Types of fertilizer for nutrient solution A |
ercentage of elements |
Concentration (ppm) |
Total of elements (ppm) |
Magnesium sulphate |
Mg 9.35% |
46.75 |
N 101.4 + 15.6 +151.5 |
|
Mg 9.35 |
65 |
Total N = 268.5 |
Potassium nitrate |
N 13% |
104 |
|
|
K 38.20% |
305.6 |
Total P = 56.724 |
Monoammonium phosphate |
N 12% |
15.6 |
K 297.96 + 28.3 |
|
P 26.18 |
34.034 |
Total K = 326.19 |
Monopotassium phosphate |
P 22.69% |
22.69 |
|
|
K 28.23% |
28.23 |
Ca 181.8 |
Manganese |
Mn 13% |
1.04 |
S 65 |
Microelement B 2% |
Cu 1.9% |
0.2 (B) 0.19 (Cu) |
|
Zn 2% |
Mo 0.023% |
0.2(Zn) 0.0023(Mo) |
Mg 46.75 + 0.45 + 0.13 |
Mn 2% |
Fe 1.8% |
0.2(Mn) 0.18(Fe) |
Total Mg = 47.335 |
Mg 4.5% |
|
0.45(Mg) |
|
Types of fertilizer for nutrient solution B |
Percentage of elements |
Concentration (ppm) |
Total of elements (ppm) |
Calcium nitrate |
Ca 18% |
181.8 |
Total Mn 1.3 |
|
N 15% |
151.5 |
Fe 3.96 + 0.18 + 0.054 |
Iron |
Fe 13.2% |
3.96 |
Total Fe 4.194 |
Microelement B 2% |
Cu 1.9% |
0.06(B) 0.114(Cu) |
B 0.2 + 0.06 = 0.26 |
Zn 2% |
Mo 0.023% |
0.06(Zn) 0.00069(Mo) |
Cu 0.19 + 0.114 + = 0.304 |
Mn 2% |
Fe 1.8% |
0.06(Mn)
0.054(Fe) |
Zn 0.2 + 0.06 = 0.26 |
Mg 4.5% |
|
0.135(Mg) |
Mo 0.0023 + 0.00069
= 0.3069 |
| 
